— 144 — 



Notes on Bifidaria pentodou andi'. Tappaniana. — D. D. Balowin. 

 Description of New Species of Achatinellidœ from liie Havvaiiau 

 Islands [Partulina Cooperi, P. fidvicans, Newcombia carinella 

 lin. spp., East Maui ; Amastra montana n. «i».. West Maui ; 

 A. rubristoma n. «p., Lanai ; A. seminuda n. np. Mololiai; 

 A. conica, A. (Laminella) sinistrorsa nn. !«ipp., Hawaii; 

 A. (Laminella) lœva n. sp. East Maui]. — Geo. H. Clapp. Notes 

 on Carychium and Description of a New Variety (pi. VIII). — 

 \Vm. a. Nason. a. New Subspecies of Polygyra muUllineata 

 Say [P. multilineata algonquinensis n. !$ub!«p., Illinois]. — 

 Fr. Collins Baker. Limnœa Ilinkleyi n. sp., East Idaho. 

 — W. H. Dall, Note on some Nanies in the Volutidœ. 



Vol. XX, n' 1, may 1906. 



Contents: W. H. Fluck. Shell-CoUecting on the Mosquito 

 Coast of Nicaragua, VI. — H. A. Pilsbry. A new Chinese 

 Sitala [S. hangchowensis «. sp.] — V. Sterki. New species of 

 Pisidium [P. proximum, n. sp., British Columbia]. — The 

 Monatee Snail, Bulimulus Dormani. — Notes : A. G. ReyiNolos, 

 Collecting in tbe Everglades ; — Oulput of American PearIs ; — 

 J. RowELL, Cochliopa Rowelli in California ; — H. A. Pilsbry, 

 On the generic name Anostoma ; — V. Sterki, On the Patho- 

 logy of Sphœrium. 



Vol. XX, n»2, junel906. 



Contents: Geu. H. Clapp. Epiphragmophora KellHtii Fbs. 

 and E. Stearnsiana Gabb. — Jas. H. Ferriss. Mollusks of 

 Oklahoina. — V. Sterki. New species of Pisidium [P. minus- 

 culum, P. fragillimum nu. sp., Wisconsin ; P. levissimum, 

 P. subrotundum nn. spp., Michigan ; P. Friersoni n. sp., 

 Louisiane]. — Fr. Collins Baker. A new Sphœrium from 

 Illinois [S. stamineum Forbesi u. var.] — C. H. Chadwick. 

 List of Wisconsin Shells, Fresh-Water Univalves. — Notes : 

 Ch. t. Simpson, Drymœus Dormani in Manatee Co., Florida. 



Le Directeur- Gérant : H. Fischer. 



Ghâtteaaroux. — Imprimerie Langlois. 



